Homework SourseThe following information applies to the questions displayed
[The following information applies to the questions displayed below.]
A sample of 30 observations is selected from a normal population. The sample mean is 59, and the population standard deviation is 8. Conduct the following test of hypothesis using the 0.02 significance level.
1.
value:
10.00 points
Required information
Two-tailed test
One-tailed test
References
eBook & Resources
Multiple ChoiceDifficulty: 2 IntermediateLearning Objective: 10-05 Conduct a test of a hypothesis about a population mean.
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2.
value:
10.00 points
Required information
Reject H0 if -2.326 < z < 2.326
Reject H0 if z < -2.326 or z > 2.326
References
eBook & Resources
Multiple ChoiceDifficulty: 2 IntermediateLearning Objective: 10-05 Conduct a test of a hypothesis about a population mean.
Check my work
3.
value:
10.00 points
Required information
What is the value of the test statistic? (Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places.)
References
eBook & Resources
WorksheetDifficulty: 2 IntermediateLearning Objective: 10-05 Conduct a test of a hypothesis about a population mean.
Check my work
4.
value:
10.00 points
Required information
Reject H0
Fail to reject H0
References
eBook & Resources
Multiple ChoiceDifficulty: 2 IntermediateLearning Objective: 10-05 Conduct a test of a hypothesis about a population mean.
Check my work
5.
value:
10.00 points
Required information
What is the p-value? (Round z value to 2 decimal places and final answer to 4 decimal places.)
| A sample of 30 observations is selected from a normal population. The sample mean is 59, and the population standard deviation is 8. Conduct the following test of hypothesis using the 0.02 significance level. |
Solution
![[The following information applies to the questions displayed below.] A sample of 30 observations is selected from a normal population. The sample mean is 59, a](/WebImages/18/the-following-information-applies-to-the-questions-displayed-1037226-1761538349-0.webp "[The following information applies to the questions displayed below.] A sample of 30 observations is selected from a normal population. The sample mean is 59, a")
![[The following information applies to the questions displayed below.] A sample of 30 observations is selected from a normal population. The sample mean is 59, a](/WebImages/18/the-following-information-applies-to-the-questions-displayed-1037226-1761538349-1.webp "[The following information applies to the questions displayed below.] A sample of 30 observations is selected from a normal population. The sample mean is 59, a")
